import os
print(os.getcwd())
print(os.listdir())
data = open('./hf1-andy/ch0304/sketch.txt')
for each_line in data:
     if not each_line.find(':') == -1 :
          (role,saying) = each_line.split(':', 1)
      # print(role," said -> ", saying，end='')
          print(role, end = '')
          print('[saying]', end = '')
          print(saying, end = '')
     else :
          print(each_line, end = '')
data.close()
